Finding the Fourth Proportional to 12,916,515.14, 19,374,288.06 and 3,201,160.08
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Solution
The fourth proportional to 12,916,515.14, 19,374,288.06 and 3,201,160.08 is: 4,801,620.01
Step by Step Solution
- Step 1: Write the proportion equation
12,916,515.14 : 19,374,288.06 = 3,201,160.08 : x - Step 2: Convert to fraction form
12,916,515.14/19,374,288.06 = 3,201,160.08/x - Step 3: Cross multiply
12,916,515.14x = 19,374,288.06 × 3,201,160.08 - Step 4: Simplify right side
12,916,515.14x = 62,020,197,516,092.64 - Step 5: Solve for x
x = 62,020,197,516,092.64/12,916,515.14 - Step 6: Final answer
x = 4,801,620.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.